Function testSocket

test/parallel/test-child-process-fork-net-socket.js:54–85

()

  // Send net.Socket to child.
  function testSocket() {

    // Create a new server and connect to it,
    // but the socket will be handled by the child.
    const server = net.createServer();
    server.on('connection', mustCall((socket) => {
      // TODO(@jasnell): Close does not seem to actually be called.
      // It is not clear if it is needed.
      socket.on('close', () => {
        debug('CLIENT: socket closed');
      });
      child.send({ what: 'socket' }, socket);
    }));
    server.on('close', mustCall(() => {
      debug('PARENT: server closed');
    }));

    server.listen(0, mustCall(() => {
      debug('testSocket, listening');
      const connect = net.connect(server.address().port);
      let store = '';
      connect.on('data', mustCallAtLeast((chunk) => {
        store += chunk;
        debug('CLIENT: got data');
      }));
      connect.on('close', mustCall(() => {
        debug('CLIENT: closed');
        assert.strictEqual(store, 'echo');
        server.close();
      }));
    }));
  }

  const onReady = mustCall((msg) => {
    if (msg.what !== 'ready') return;